Math

Here’s a vaguely sorted list of math-related links. Maybe I’ll add a book recommendations section

Some vaguely related tools

To add table of contents to old PDFs:

• pdf.tocgen

Diverse

• Diverse applets
• Napkin

Relativity

• Spacetime Travel

K-Theory

• Reciprocity Archive
• K-Theory Foundation

Algebraic Geometry

• Stacks Project
• The Moduli Space

Commutative Algebra

• CRing Project

Homotopy Theory

• Kerodon
• Homotopye Theory Info

Ordinary Differential Equations

• The Ordinary Differential Equations Project